Apple Desktop Computer iMac 27-inch (Retina 5K) 3.3GHZ 6-Core i5 (2020) MXWU2LL/A 128 GB & 256 GB PCIe SSD 5120 x 2880 Display Mac OS Keyboard and Mouse All-In-One Refurbished Apple iMac (2020)3.3GHZ 6-Core i5128 GB DDR4 RAM & 256 GB PCIe SSDMac OS27 Retina 5K 5120 x 2880 Display Radeon Pro 5300 graphics processor Includes Keyboard and MouseiMac 27-inch (Retina 5K) 3.3GHZ 6-Core i5 (2020). - Apple MXWU2LL/A. The iMac Core i5 3.3 27-Inch Aluminum (Retina 5K 2020/Comet Lake) features a 14-nm Comet Lake 3.3 GHz Intel Core i5 processor (I5-10600) with six independent processor cores on a single chip a 12 MB shared level 3 cache a T2 Security Chip customize your memory and hard drive and a Radeon Pro 5300 graphics processor with 4 GB of dedicated GDDR6 video memory. It also has a built-in 1080p FaceTime HD webcam a studio-quality three-mic array and stereo speakers. This model has a 27 5120x2880 LED-backlit 16:9 widescreen IPS DCI-P3 Retina 5K display with True Tone technology. The rear of the case is aluminum and is thicker in the middle and tapers to a razor thin 5 mm at the edges. Connectivity includes four USB 3.0 ports dual Thunderbolt 3 (USB-C) ports Gigabit Ethernet 802.11ac Wi-Fi and Bluetooth 5.0.